What certifications do you have?

We hold ISO 9001-2008, ASME, CE, and PED certifications, and products meet ASTM, GB, JIS, DIN, EN, and AISI standards.

Do you accept third-party inspections?

Yes, we welcome inspections by SGS, BV, Moody, Lloyd's, TUV, DNV, and other appointed third-party agencies.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Hot Sale Customized Cold Rolled Structural Mild Seamless Steel Pipe/Welded Round Steel Pipe for Construction

Name: Hot Sale Customized Cold Rolled Structural Mild Seamless Steel Pipe/Welded Round Steel Pipe for Construction
Brand: Wenzhou Sinco Steel Co., Ltd.
SKU: 842041715

Zhejiang, ChinaWenzhou Sinco Steel Co., Ltd.

US$3,000.00

1 Ton

Sample price:US$10.00/meter.Request sample

Product profile

Customization

Available

Type

Seamless,Welded

Technique

Cold Rolled,Cold Drawn,Hot Rolled,ERW,Efw

Model NO.

Pipe

Material

Stainless Steel

Surface Treatment

Varnishing/Polished/Antiseptical/Oiled

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Chemical Industry, Mining

Section Shape

Round

Wall Thickness

1mm-5mm

Length

Customize

Available

Certs

ISO 9001-2008, Ce. PED

Color

Sliver

Transport Package

Nylon Bags or Wooden Cases

Specification

as demand

Trademark

SINCO

Origin

Wenzhou, China

Production Capacity

2000ton/Month

Key features

Wide Material Selection: Available in TP304, 304L, 316, 316L, 310, 310S, 321, 321H, 347, 347H, 403, 410, 410S, S31803, S32205, S32750, S32760.

Flexible Customization: Customizable wall thickness (1mm-5mm), length (5.8-6.1m), and surface treatment (Varnishing/Polished/Oiled).

Strict Quality Control: Equipped with UT, ET, HT, RT testing machines and spectrum analyzer for chemical composition analysis.

Third-Party Inspection: Supports inspection by SGS, BV, Moody, Lloyd's, TUV, DNV, and other well-known third-party agencies.

Global Shipping: Worldwide shipping available via 20' or 40' FCL/LCL containers, excluding some countries and APO/FPO.

Competitive Pricing: Offers competitive prices backed by reliable quality and over 10 years of industry experience.

Certified Standards: Products certified by ISO 9001-2008, ASME, CE, and PED, meeting ASTM, GB, JIS, DIN, EN, AISI standards.

One-Stop Service: Provides fittings, flanges, valves, and other accessories alongside seamless and welded steel pipes.

Company profile

In-stock CapacityManagement CertificationYears of Export ExperienceFast Delivery

Wenzhou Sinco Steel Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤6.47h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier serving nuclear, food processing, coal gasification, environmental protection, and aerospace industries. It offers broad customization, including sample-, design-, full-, minor-, and flexible customization, supported by CAD and documented design inputs, outputs, reviews, verification, and validation. However, it does not provide 3D software design, ODM, SDK, private mold, or well-known-brand OEM services, and reported no new products in the past year. Export experience is established, with 13 years of exporting and 71%–90% of sales from exports, but no overseas showroom, agent, branch, or offline trade-show participation. ERP, OA, CRM, SAP, digitalization, and big-data initiatives are reported. Complaint handling and corrective/preventive action lack written procedures or records, while certification, financial credibility, production capacity, and customer cases are insufficiently evidenced.

Supplier typeThe supplier explicitly identifies as a professional technical supplier and describes service orientation toward nuclear, food processing, coal gasification, environmental protection, and aerospace industries. This supports classification as an industry-focused technical supplier rather than a general trading entity.

After-Sales capabilityThe supplier has no overseas showroom, agent, branch, or offline trade-show history, and reports no written procedures or records for complaint handling or corrective and preventive actions. These explicit limitations indicate weakly documented after-sales and service-support capability.

R&D capabilityThe supplier has R&D-related design documentation and CAD capability, but reports no new products in the past year, no ODM, no SDK, no patents, and no private mold designs. The evidence shows basic design capability but also explicit limitations in recent product innovation and proprietary development.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, supported by CAD and documented design review, verification, and validation materials. This is direct evidence of broad customization capability, although the supplier does not offer 3D software design services or private molds.

Product Q&A

Q:What is the product range?

We supply a ONE-STOP service including stainless steel seamless pipes, fittings, flanges, and valves.

Q:What are your main advantages?

1. Over 10 years of industry experience. 2. Strict QC before shipping. 3. Certified by ISO, PED, TUV. 4. Supports third-party inspections. 5. Competitive price with reliable quality.

Q:What materials are available?

Available materials include TP304, TP304L, TP316, TP316L, TP347, TP347H, TP321, TP321H, TP310, TP310S, TP410, TP410S, S31803/S32205, S32750, and S32760.

Q:What is the delivery time?

Delivery time is typically 20-30 days or 30-60 days, depending on the quantity and specific requirements.

Q:Can the product be customized?

Yes, customization is available for wall thickness (1mm-5mm), length (5.8-6.1m or as requested), and surface treatment.